We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS

VRAM Data Bus: Difference between revisions

From SnesLab
Jump to: navigation, search
m (Jeffythedragonslayer moved page Blue Bus to VRAM Data Bus: more correct name)
(move color note to bottom)
Line 1: Line 1:
The '''Blue Bus''', as it appears in the colorized jwdonal schematic, is the data bus that connects [[S-PPU1]] to the VRAM chips.  It consists of two 8-bit data buses: VDA and VDB.  VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the other VRAM chip, which has VDB going to it.
The '''VRAM Data Bus''' is the data bus that connects [[S-PPU1]] to the VRAM chips.  It consists of two 8-bit data buses: VDA and VDB.  VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the other VRAM chip, which has VDB going to it.
 
It is drawn in blue in the colorized jwdonal schematic.


[[Category:SNES Hardware]]
[[Category:SNES Hardware]]
[[Category:Traces]]
[[Category:Traces]]
[[Category:Buses]]
[[Category:Buses]]

Revision as of 19:43, 8 May 2023

The VRAM Data Bus is the data bus that connects S-PPU1 to the VRAM chips. It consists of two 8-bit data buses: VDA and VDB. VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the other VRAM chip, which has VDB going to it.

It is drawn in blue in the colorized jwdonal schematic.